Home / 27,210,711.50-40,720,201.01-16,980,384.77

Finding the Fourth Proportional to 27,210,711.50, 40,720,201.01 and 16,980,384.77

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Solution

The fourth proportional to 27,210,711.50, 40,720,201.01 and 16,980,384.77 is: 25,410,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210,711.50 : 40,720,201.01 = 16,980,384.77 : x
  2. Step 2: Convert to fraction form
    27,210,711.50/40,720,201.01 = 16,980,384.77/x
  3. Step 3: Cross multiply
    27,210,711.50x = 40,720,201.01 × 16,980,384.77
  4. Step 4: Simplify right side
    27,210,711.50x = 691,444,681,061,542.62
  5. Step 5: Solve for x
    x = 691,444,681,061,542.62/27,210,711.50
  6. Step 6: Final answer
    x = 25,410,753.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.